1400 births

Italian sculptor (1399–1482)

Valencian poet and knight

Italian condottiero

Patriarch of Constantinople

French duchess

Portuguese prince and Constable of Portugal (1400–1442)

English Earl

Byzantine governor

Infante of Aragon

Polish cardinal

Dervish Ahmed (; "Ahmed the Dervish; 1392-93–1502), better known by his pen name Âşıki or his family name Aşıkpaşazade, was an Ottoman historian and a prominent representative of the early Ottoman historiography. He was a descendant (the great-grandson) of mystic poet dervish (1272–1333). He was born in the region of Amasya and studied in various Anatolian towns before going to Hajj and stayed some time in Egypt. He later took part in various Ottoman campaigns, such as the Battle of Kosovo (1448), the Fall of Constantinople and witnessed the circumcision festivities of Mustafa and Bayezid II,

French historian

Catholic cardinal

Anatolian bey

Duke of Olawa

bhakti saint

15th-century Greek scholar

catholic blessed

Italian friar (1400-1490)

(1400-1471)

Founded the Musha'sha'iya, a Shi'a sect

English noble

Spanish artist

Doge of the Republic of Genoa

Albanian friar, scholar and diplomat

Greek-Roman saint

A Saudi ruler found the largest ruling family in the Kingdom of Saudi Arabia

grand seneschal of Provence

Korean politician (1400-1456)

Czech rabbi

English politician and peer

Italian princess